﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Tradex.ComponentModel {

    /// <summary>
    /// The Key class is the base class for all Keys that Tradex uses. A Key is a logic level
    /// unique identifier for an Entity (contrary to an Id which is a database level identifier).
    /// Example for Keys are a principal's code field (the user name), or the account number
    /// for an account.
    /// </summary>
    [Serializable()]
    public abstract class EntityKey {
    }

}
